Answer:
The overall process for developing information systems from planning and analysis through implementation and maintenance.
Step-by-step explanation:
The systems development life cycle (SDLC) is considered a theoretical model that is usually applied in project management to imply all the necessary stages involved when carrying out a project of information system development, from the initial feasibility study to the completion of the project to maintenance of the completed system. It typically defines all the stages involved in bringing a project to life, through to maintenance.